1. 问题描述
在r35.4.1中的驱动程序中相机采集正常;
升级到r35.5.0没有问题后,当使用v4l2-ctl命令打印帧速率时,
当没有连接传感器或传感器没有启动流时,在dmesg中发生以下错误:
[ 1432.454398] tegra-camrtc-capture-vi tegra-capture-vi: uncorr_err: request timed out after 2500 ms
[ 1432.454698] tegra-camrtc-capture-vi tegra-capture-vi: err_rec: attempting to reset the capture channel
[ 1432.454990] (NULL device *): vi_capture_control_message: NULL VI channel received
[ 1432.455216] t194-nvcsi 13e40000.host1x:nvcsi@15a00000: csi5_stream_close: Error in closing stream_id=0, csi_port=0
[ 1432.455540] (NULL device *): vi_capture_control_message: NULL VI channel received
[ 1432.455760] t194-nvcsi 13e40000.host1x:nvcsi@15a00000: csi5_stream_open: VI channel not fou
标签:capture,tegra,vi,nvcsi,r35.5,r35.4,NULL,channel
From: https://blog.csdn.net/jzwjzw19900922/article/details/143572603